Ma, Ethan vs Nisban, Corwin
Hong Kong International Open Chess Championship 2025 | Challengers · Round 1 · 2025.12.23 · 0-1 · B13 Caro-Kann Defense: Exchange Variation
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PGN
[Event "Hong Kong International Open Chess Championship 2025 | Challengers"]
[Site "Lichess"]
[Date "2025.12.23"]
[Round "1"]
[White "Ma, Ethan"]
[Black "Nisban, Corwin"]
[Result "0-1"]
[PlyCount "80"]
[WhiteElo "1524"]
[WhiteFideId "39906957"]
[BlackElo "1571"]
[BlackFideId "5823722"]
[ECO "B13"]
[Source "LichessBroadcast"]
[SourceQuality "2"]
[ImportDate "2026-02-03"]
1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Qc7 6. h3 e6 { [%clk 1:32:30] }
7. Nf3 { [%clk 1:32:40] } 7... Bd6 { [%clk 1:29:14] } 8. Be3 { [%clk 1:32:46] }
8... Nf6 { [%clk 1:28:46] } 9. Nbd2 { [%clk 1:32:45] } 9... O-O
{ [%clk 1:28:25] } 10. Qc2 { [%clk 1:33:04] } 10... h6 { [%clk 1:27:36] } 11.
g4 { [%clk 1:33:10] } 11... e5 { [%clk 1:25:26] } 12. dxe5 { [%clk 1:30:32] }
12... Nxe5 { [%clk 1:25:28] } 13. Nxe5 { [%clk 1:30:42] } 13... Bxe5
{ [%clk 1:25:58] } 14. O-O-O { [%clk 1:29:26] } 14... Bf4 { [%clk 1:24:30] }
15. Bd4 { [%clk 1:29:17] } 15... Ne8 $6
{ Inaccuracy. Ne4 was best.[%clk 1:21:42] } 16. h4 $2
{ Mistake. Kb1 was best.[%clk 1:28:25] } 16... Bxg4 { [%clk 1:18:58] } 17.
Rdg1 { [%clk 1:28:49] } 17... h5 $6 { Inaccuracy. Bh5 was best.[%clk 1:18:55] }
18. f3 $4 { Blunder. Kb1 was best.[%clk 1:28:49] } 18... Bxf3
{ [%clk 1:19:06] } 19. Bb5 $6 { Inaccuracy. Rh3 was best.[%clk 1:00:20] } 19...
Bg4 $6 { Inaccuracy. Bxh1 was best.[%clk 1:13:15] } 20. Bxe8 $2
{ Mistake. Kb1 was best.[%clk 0:58:36] } 20... Rfxe8 { [%clk 1:13:15] } 21.
Kb1 { [%clk 0:57:55] } 21... Re2 { [%clk 1:11:44] } 22. Rd1 { [%clk 0:57:27] }
22... Rae8 { [%clk 1:10:02] } 23. Qd3 { [%clk 0:54:38] } 23... Rg2
{ [%clk 1:04:02] } 24. Rhe1 { [%clk 0:54:38] } 24... Ree2 { [%clk 1:04:02] }
25. Qc2 { [%clk 0:52:09] } 25... Bxd2 { [%clk 1:03:53] } 26. Rxe2
{ [%clk 0:51:32] } 26... Rxe2 { [%clk 1:03:53] } 27. Qd3 { [%clk 0:50:00] }
27... Re1 { [%clk 1:02:10] } 28. Rxe1 { [%clk 0:50:25] } 28... Bxe1
{ [%clk 1:02:31] } 29. Qe3 { [%clk 0:47:39] } 29... Bxh4 { [%clk 1:02:56] } 30.
Bxa7 { [%clk 0:47:56] } 30... Qe7 { [%clk 1:02:06] } 31. Qxe7 Bxe7 32. b4 Bd6
33. a4 { [%clk 0:51:04] } 33... h4 { [%clk 1:04:36] } 34. Bg1
{ [%clk 0:49:13] } 34... h3 { [%clk 1:04:05] } 35. a5 { [%clk 0:50:23] } 35...
h2 { [%clk 1:04:05] } 36. Bxh2 { [%clk 0:50:00] } 36... Bxh2 { [%clk 1:04:05] }
37. b5 $6 { Checkmate is now unavoidable. Kc2 was best.[%clk 0:50:50] } 37...
Bc8 { [%clk 1:04:36] } 38. Kc2 { [%clk 0:51:04] } 38... g5 { [%clk 1:04:36] }
39. Kd2 { [%clk 0:51:04] } 39... Be5 { [%clk 1:04:31] } 40. Ke2 $6
{ Checkmate is now unavoidable. Kc2 was best.[%clk 0:51:23] } 40... Bxc3
{ [%clk 1:04:56] } 0-1